maven,Failed to create project.java.lang.NullPointerException,at com.genuitec.eclipse.maven.project.
Failed to create project.
java.lang.NullPointerException
at com.genuitec.eclipse.maven.project.MyEclipseProjectSupport.findWebRoot(MyEclipseProjectSupport.java:204)
at com.genuitec.eclipse.maven.project.MyEclipseProjectSupport.configureWebProject(MyEclipseProjectSupport.java:71)
at com.genuitec.eclipse.maven.project.MyEclipseProjectSupport.configure(MyEclipseProjectSupport.java:57)
at org.maven.ide.eclipse.project.configurator.AbstractLifecycleMapping.configure(AbstractLifecycleMapping.java:57)
at org.maven.ide.eclipse.internal.project.GenericLifecycleMapping.configure(GenericLifecycleMapping.java:48)
at org.maven.ide.eclipse.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:332)
at org.maven.ide.eclipse.internal.project.ProjectConfigurationManager.configureNewMavenProject(ProjectConfigurationManager.java:267)
at org.maven.ide.eclipse.internal.project.ProjectConfigurationManager.importProjects(ProjectConfigurationManager.java:175)
at org.maven.ide.eclipse.internal.project.ProjectConfigurationManager.createArchetypeProject(ProjectConfigurationManager.java:498)
at org.maven.ide.eclipse.wizards.MavenProjectWizard$5.runInWorkspace(MavenProjectWizard.java:279)
at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:38)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
在myeclipse中新建maven專案，並且在專案上右鍵Maven4MyEclipse-->Update Project Configuration...時報NullPointerException異常，
解決辦法：
在專案上右鍵MyEclipse然後Add Web Project Capabilities.